Overhead projector



FIG. 1 is a front view of the overhead projector embodying my new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is right side view thereof; and,

FIG. 7 is a perspective view as seen from the top and front of present FIG. 1. 

The ornamental design for an overhead projector, as shown. 